RHSA-2020_0171

Vulnerability from csaf_redhat - Published: 2020-01-22 04:04 - Updated: 2024-11-15 04:14
Summary
Red Hat Security Advisory: openvswitch2.11 security and bug fix update
Severity
Moderate
Notes
Topic: An update for openvswitch2.11 is now available for Fast Datapath for RHEL 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details: Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fix(es): * dpdk: possible memory leak leads to denial of service (CVE-2019-14818) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * SyntaxError: Missing parentheses in call to 'print' (BZ#1751161) * [ovsdb-server] Allow replicating from older schema servers (BZ#1760763) * ovs-tcpundump doesn't work well on special packet (BZ#1764125) * ovs-tcpundump -V won't exit (BZ#1764127) * measure the time needed by ovn-controller to resync to a new SB db (BZ#1780729) * [ovs2.11] SSL connections drops are constantly logged in ovsdb-server-nb.log (BZ#1780747)
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
CVE-2019-14818

A flaw was found in dpdk where a malicious master, or a container with access to vhost_user socket, can send specially crafted VRING_SET_NUM messages, resulting in a memory leak including file descriptors. This flaw could lead to a denial of service condition.

7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-401 - Missing Release of Memory after Effective Lifetime
Vendor Fix For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 https://access.redhat.com/errata/RHSA-2020:0171
References
Acknowledgments
Red Hat Jason Wang
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          "title": "Vulnerability description"
        },
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          "category": "summary",
          "text": "dpdk: possible memory leak leads to denial of service",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "The dpdk package within Red Hat OpenStack Platform 10 has been superseded by the version included with RHEL Extras, fixes for dpdk will be consumed from here.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "dpdk: possible memory leak leads to denial of service"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.